China Aerospace Science and Technology CorporationLong March 4BLaunch Complex 7, Taiyuan Satellite Launch Center, People's Republic of China
Hai Yang 2A
Launched
August 15, 2011 · 22:57 UTC
Image: CASC
Summary
Haiyang-2A launched on a China Aerospace Science and Technology Corporation Long March 4B from Launch Complex 7, Taiyuan Satellite Launch Center, People's Republic of China on August 15, 2011 at 22:57 UTC. It was China Aerospace Science and Technology Corporation's 90th launch, 8th this year and humanity's 5,150th orbital launch attempt. It was the 14th Long March 4B flight and the 1st this year. The payload was bound for Sun-Synchronous Orbit (SSO). Hai Yang 2-01, one of 9 catalogued objects, reached a 639 × 917 km orbit inclined 99.5°. 9 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Booster
- No booster details on record.
- Mission
- Earth Science · Sun-Synchronous Orbit (SSO)
- Milestone
- 14th Long March 4B flight · 1st this yearChina Aerospace Science and Technology Corporation's 90th launch8th this yearhumanity's 5,150th orbital launch attempt44th orbital launch attempt this year
Flight preview
Orbit: as tracked
Hai Yang 2-01 · NORAD 37781 · 2011-043 · Space-Track · tracking 1 of 9 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2011-043A
- Epoch
- 2011-08-16 01:45:41 UTC
- Mean motion
- 14.36253814 rev/day
- Eccentricity
- 0.0194708
- Inclination
- 99.4653°
- Ascending node
- 234.1683°
- Arg. of perigee
- 20.756°
- Mean anomaly
- 340.561°
- Element set
- 999
- Rev at epoch
- 2
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: SSO. Ascent drawn from padside's representative profile.
Catalogued objects
9 catalogued: 1 payload, 1 rocket stage, 3 debris, 4 components; 6 still in orbit
- Hai Yang 2-01 · NORAD 37781 · in orbit
CZ-4B Y14 Stage 3 · in orbit
Data from J. McDowell, planet4589.org
About this launch
Haiyang-2A was China's first ocean-dynamics satellite, carrying a radar altimeter, scatterometer and microwave radiometer to measure sea-surface height, winds and temperature from a sun-synchronous orbit.
Pad

Launch Complex 7, Taiyuan Satellite Launch Center, People's Republic of China
29th launch from Launch Complex 7, 1st this year · 36th from Taiyuan Satellite Launch Center, People's Republic of China
Local pad time at liftoff: Aug 16, 6:57 AM GMT+8, in daylight
32 launches from this pad · 162 from Taiyuan Satellite Launch Center, People's Republic of China
284 days after the previous launch from this pad
All launches from Taiyuan Satellite Launch Center, People's Republic of ChinaOpen in maps
Questions
When did Haiyang-2A launch?
Haiyang-2A launched on August 15, 2011 at 22:57 UTC.
Where can I watch Haiyang-2A?
No webcast is on record for this launch.
What rocket launched Haiyang-2A?
Long March 4B, flown by China Aerospace Science and Technology Corporation. Long March 4B spec sheet
Where did Haiyang-2A launch from?
Launch Complex 7, Taiyuan Satellite Launch Center, People's Republic of China. Liftoff was Aug 16, 6:57 AM GMT+8 local time at the pad.
What orbit did Haiyang-2A reach?
Hai Yang 2-01, one of 9 catalogued objects, reached a 639 × 917 km orbit inclined 99.5°.
How many satellites did Haiyang-2A launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).
